November is one of the cooler months of the year in El Cajon, with average highs near 21.1°C and lows around 9.4°C (mean 15.3°C). It is about average for rainfall, averaging 34 mm of rainfall and 55% relative humidity across the period.
November is one of the cooler months of the year in El Cajon. Across 45 years of records, the warmest November in El Cajon was 2021 — when the month averaged 18.8°C — while the coldest was 1994 at 10.8°C. Typical November days reach 21.1°C with nights near 9.4°C. The long-term trend is warming, about 0.6°C per decade.
November is about average for rainfall in El Cajon, averaging 34 mm of rainfall. The wettest November on record was 1985 with 157 mm, while the driest was 2021 at 0 mm.
Relative humidity in El Cajon during November averages 55%. The most humid November was 2004 at 70%, and the least humid was 1989 at 44%.
November receives about 3.8 kWh/m²/day of solar energy in El Cajon. The sunniest Novembers were 2020, 2021 and 2024, among others at 4 kWh/m²/day, and the cloudiest were 1984 and 1985 at 3.4.
Average wind speed in El Cajon during November is 2.2 m/s. The windiest November was 1994 at 2.8 m/s, while the calmest were 1995 and 2021 at 1.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.3°C | 14.9°C | 15.3°C | 15.8°C | 16.2°C | +1.9°C |
| Avg High | 20.1°C | 20.9°C | 21.2°C | 21.5°C | 22.1°C | +2°C |
| Avg Low | 8.5°C | 8.9°C | 9.5°C | 10.1°C | 10.3°C | +1.8°C |
| Avg Rain | 59 mm | 23 mm | 24 mm | 35 mm | 28 mm | -31 mm |
November temperatures in El Cajon have risen by about 2.4°C between 1981–1985 and 2021–2025.
November has ranged from a record low of -1.1°C (1994) to a record high of 32.6°C (1988).
Rainfall in November is about average for rainfall, averaging 34 mm, with a wettest year of 157 mm.
A good time to visit El Cajon
November is a good time to visit El Cajon, with days averaging 21.1°C and nights around 9.4°C (mean 15.3°C, cooler than El Cajon's yearly average) and moderate rainfall. June and September are marginally more temperate, but November still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 22.7°C | 17.3°C | 11.9°C | 31.0°C | 7.3°C | 68 mm | 61% | 1.8 m/s | 3.7 |
| 2024 | 21.2°C | 15.1°C | 9.0°C | 25.7°C | 4.4°C | 6 mm | 51% | 2.1 m/s | 4 |
| 2023 | 22.1°C | 16.4°C | 10.8°C | 30.7°C | 6.4°C | 24 mm | 51% | 2 m/s | 3.8 |
| 2022 | 18.7°C | 13.2°C | 7.7°C | 22.7°C | 5.3°C | 47 mm | 58% | 2.4 m/s | 3.9 |
| 2021 🔥 | 25.4°C | 18.8°C | 12.2°C | 30.8°C | 7.9°C | 0 mm | 44% | 1.6 m/s | 4 |
| 2020 | 22.3°C | 16.1°C | 10.0°C | 32.1°C | 4.6°C | 20 mm | 53% | 2 m/s | 4 |
| 2019 | 22.9°C | 17.2°C | 11.4°C | 29.7°C | 5.3°C | 100 mm | 48% | 1.9 m/s | 3.8 |
| 2018 | 22.4°C | 16.6°C | 10.9°C | 30.8°C | 7.6°C | 44 mm | 50% | 2.2 m/s | 4 |
| 2017 | 23.7°C | 18.2°C | 12.6°C | 31.8°C | 7.5°C | 2 mm | 54% | 2 m/s | 3.5 |
| 2016 | 22.8°C | 17.0°C | 11.3°C | 30.3°C | 4.5°C | 31 mm | 48% | 2.3 m/s | 3.9 |
| 2015 | 20.2°C | 14.4°C | 8.6°C | 30.8°C | 2.3°C | 24 mm | 54% | 2.4 m/s | 4 |
| 2014 | 22.4°C | 16.5°C | 10.6°C | 30.5°C | 7.6°C | 14 mm | 53% | 2.5 m/s | 4 |
| 2013 | 20.5°C | 15.2°C | 10.0°C | 29.0°C | 5.1°C | 15 mm | 60% | 2 m/s | 3.6 |
| 2012 | 22.2°C | 16.1°C | 9.9°C | 31.1°C | 4.1°C | 12 mm | 58% | 1.9 m/s | 3.8 |
| 2011 | 19.0°C | 13.5°C | 8.1°C | 25.4°C | 4.5°C | 72 mm | 62% | 2.4 m/s | 3.6 |
| 2010 | 19.1°C | 13.4°C | 7.7°C | 28.8°C | -0.3°C | 38 mm | 58% | 2.6 m/s | 4 |
| 2009 | 22.3°C | 15.9°C | 9.6°C | 30.7°C | 5.3°C | 14 mm | 50% | 2 m/s | 4 |
| 2008 | 23.6°C | 17.6°C | 11.7°C | 29.5°C | 6.7°C | 40 mm | 51% | 2.1 m/s | 3.9 |
| 2007 | 22.9°C | 16.8°C | 10.7°C | 29.2°C | 5.5°C | 40 mm | 49% | 1.7 m/s | 3.6 |
| 2006 | 23.1°C | 16.9°C | 10.7°C | 31.9°C | 2.7°C | 5 mm | 49% | 2.1 m/s | 4 |
| 2005 | 21.9°C | 15.9°C | 10.0°C | 28.7°C | 2.8°C | 1 mm | 52% | 2 m/s | 3.9 |
| 2004 | 17.4°C | 12.4°C | 7.4°C | 21.7°C | -0.6°C | 28 mm | 70% | 1.9 m/s | 3.7 |
| 2003 | 18.5°C | 13.3°C | 8.1°C | 25.9°C | 2.1°C | 27 mm | 65% | 2.4 m/s | 3.6 |
| 2002 | 22.1°C | 16.0°C | 10.0°C | 26.9°C | 6.7°C | 46 mm | 54% | 2.4 m/s | 3.9 |
| 2001 | 21.8°C | 16.0°C | 10.3°C | 27.4°C | 2.3°C | 26 mm | 62% | 1.8 m/s | 3.7 |
| 2000 | 18.4°C | 12.5°C | 6.7°C | 24.2°C | 2.0°C | 10 mm | 57% | 2.1 m/s | 3.8 |
| 1999 | 23.4°C | 16.9°C | 10.4°C | 29.9°C | 4.9°C | 3 mm | 51% | 1.9 m/s | 4 |
| 1998 | 20.4°C | 14.5°C | 8.6°C | 25.2°C | 5.7°C | 38 mm | 62% | 2 m/s | 3.9 |
| 1997 | 21.2°C | 16.0°C | 10.9°C | 32.0°C | 6.5°C | 48 mm | 64% | 2.1 m/s | 3.6 |
| 1996 | 20.7°C | 14.7°C | 8.8°C | 27.8°C | 1.3°C | 45 mm | 60% | 2.5 m/s | 3.9 |
| 1995 | 24.9°C | 18.3°C | 11.6°C | 27.8°C | 8.2°C | 2 mm | 48% | 1.6 m/s | 3.9 |
| 1994 ❄️ | 16.4°C | 10.8°C | 5.1°C | 25.8°C | -1.1°C | 24 mm | 57% | 2.8 m/s | 3.7 |
| 1993 | 19.5°C | 13.8°C | 8.1°C | 26.0°C | 3.9°C | 41 mm | 53% | 2.7 m/s | 3.8 |
| 1992 | 20.3°C | 14.2°C | 8.1°C | 27.2°C | 3.8°C | 1 mm | 46% | 2.6 m/s | 4 |
| 1991 | 21.4°C | 15.2°C | 9.0°C | 29.7°C | 1.2°C | 6 mm | 47% | 2.5 m/s | 4 |
| 1990 | 21.1°C | 14.9°C | 8.8°C | 28.1°C | 2.1°C | 20 mm | 46% | 2.6 m/s | 4 |
| 1989 | 22.9°C | 16.2°C | 9.5°C | 28.2°C | 3.6°C | 2 mm | 44% | 2.3 m/s | 4 |
| 1988 | 20.2°C | 14.2°C | 8.2°C | 32.6°C | 3.6°C | 25 mm | 60% | 2.6 m/s | 3.7 |
| 1987 | 19.2°C | 13.9°C | 8.6°C | 24.9°C | 3.7°C | 44 mm | 65% | 2.3 m/s | 3.8 |
| 1986 | 21.7°C | 15.3°C | 9.0°C | 25.5°C | 5.5°C | 21 mm | 51% | 2.2 m/s | 3.9 |
| 1985 🌧️ | 18.1°C | 12.8°C | 7.5°C | 28.4°C | 0.8°C | 157 mm | 64% | 2.6 m/s | 3.4 |
| 1984 | 18.6°C | 13.1°C | 7.5°C | 28.0°C | 1.9°C | 49 mm | 63% | 2.3 m/s | 3.4 |
| 1983 | 19.9°C | 14.3°C | 8.6°C | 28.9°C | 0.9°C | 73 mm | 64% | 2.4 m/s | — |
| 1982 | 18.0°C | 12.9°C | 7.8°C | 26.0°C | 3.9°C | 125 mm | 60% | 2.6 m/s | — |
| 1981 | 22.0°C | 16.0°C | 9.9°C | 27.3°C | 4.1°C | 34 mm | 52% | 2.1 m/s | — |
Actual recorded November data for each year, 1981–2025 — sourced from NASA POWER.
The average high in November is around 21.1°C with lows near 9.4°C (mean 15.3°C), based on 45 years of NASA POWER data.
November averages 34 mm of rainfall in El Cajon, about average for rainfall. The wettest on record was 157 mm in 1985.
The hottest November reached 32.6°C in 1988. The coldest dipped to -1.1°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average November temperatures have risen by about 2.4°C. Daytime highs moved from 19.3°C to 22°C and overnight lows from 8.3°C to 10.3°C over the same span.
November is one of the cooler months of the year in El Cajon and about average for rainfall, so plan for around 21.1°C daytime highs and 9.4°C at night.
Not quite — November is the 5th coolest month in El Cajon, averaging 15.3°C.
For November in El Cajon, pack light layers you can adjust through the day, with typical highs of 21.1°C and lows of 9.4°C.
Relative humidity in November averages 55% — moderately humid.
Average wind speed in November is 2.2 m/s. The windiest November on record averaged 2.8 m/s (1994).
The wettest November on record was 1985 with 157 mm. On average, November sees 34 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in El Cajon behaves each November, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for November specifically, along with year-by-year records and how the month has changed over the decades.
